A portfolio is entirely invested into BBB stock, which is expected to return 16.4 percent, and ZI bonds, which are expected to return 8.6 percent. Stock BBB comprises 48 percent of the portfolio. What is the expected return on the portfolio

Many potential buyers value high-quality used cars at the full-information market price of € p1 and lemons at € p2. a limited number of potential sellers value high-quality cars at € v1 ≤ p1 and lemons at € v2 ≤ p2. everyone is risk neutral. the share of lemons among all the used cars that might be potentially sold is € θ . suppose that the buyers incur a transaction cost of $200 to purchase a car. this transaction cost is the value of their time to find a car. what is the equilibrium? is it possible that no cars are sold